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Revision 1.8 by root, Wed Aug 14 22:53:16 2019 UTC vs.
Revision 1.39 by root, Thu Aug 15 23:49:22 2019 UTC

…		…
17	#	17	#
18	# You should have received a copy of the GNU General Public License	18	# You should have received a copy of the GNU General Public License
19	# along with this program. If not, see <https://www.gnu.org/licenses/>.	19	# along with this program. If not, see <https://www.gnu.org/licenses/>.
20	#	20	#
21		21
22	use 5.014; # numerous features needed	22	use 5.016; # numerous features need 5.14, __SUB__ needs 5.16
23		23
24	our $VERSION = '1.0';	24	our $VERSION = '1.2';
25	our $JSON_VERSION = 1; # the versiobn of the json objects generated by this program	25	our $JSON_VERSION = 2; # the version of the json objects generated by this program
		26
		27	our $CHANGELOG = <<EOF;
		28	1.2 Fri Aug 16 00:20:41 CEST 2019
		29	- bcde element names now depend on the bcd object type they are in,
		30	also affects "elements" output.
		31	- json schema bumped to 2.
		32	- new version command.
		33	- numerous minor bugfixes.
		34
		35	EOF
26		36
27	=head1 NAME	37	=head1 NAME
28		38
29	pbcdedit - portable boot configuration data (BCD) store editor	39	pbcdedit - portable boot configuration data (BCD) store editor
30		40
31	=head1 SYNOPSIS	41	=head1 SYNOPSIS
32		42
33	pbcdedit help # output manual page	43	pbcdedit help # output manual page
		44	pbcdedit version # output version and changelog
		45
34	pbcdedit export path/to/BCD # output BCD hive as JSON	46	pbcdedit export path/to/BCD # output BCD hive as JSON
35	pbcdedit import path/to/bcd # convert standard input to BCD hive	47	pbcdedit import path/to/BCD # convert standard input to BCD hive
36	pbcdedit edit path/to/BCD edit-instructions...	48	pbcdedit edit path/to/BCD edit-instructions...
37		49
38	pbcdedit objects # list all supported object aliases and types	50	pbcdedit objects # list all supported object aliases and types
39	pbcdedit elements # list all supported bcd element aliases	51	pbcdedit elements # list all supported bcd element aliases
40		52
41	=head1 DESCRIPTION	53	=head1 DESCRIPTION
42		54
43	This program allows you to create, read and modify Boot Configuration Data	55	This program allows you to create, read and modify Boot Configuration Data
44	(BCD) stores used by Windows Vista and newer versions of Windows.	56	(BCD) stores used by Windows Vista and newer versions of Windows.
45		57
		58	At this point, it is in relatively early stages of development and has
		59	received little to no real-world testing.
		60
46	Compared to other BCD editing programs it offers the following unique	61	Compared to other BCD editing programs it offers the following unique
47	features:	62	features:
48		63
49	=over	64	=over
50		65
…		…
55		70
56	=item Does not rely on Windows	71	=item Does not rely on Windows
57		72
58	As the "portable" in the name implies, this program does not rely on	73	As the "portable" in the name implies, this program does not rely on
59	C<bcdedit> or other windows programs or libraries, it works on any system	74	C<bcdedit> or other windows programs or libraries, it works on any system
60	that supports at least perl version 5.14.	75	that supports at least perl version 5.16.
61		76
62	=item Decodes and encodes BCD device elements	77	=item Decodes and encodes BCD device elements
63		78
64	PBCDEDIT can concisely decode and encode BCD device element contents. This	79	PBCDEDIT can concisely decode and encode BCD device element contents. This
65	is pretty unique, and offers a lot of potential that can't be realised	80	is pretty unique, and offers a lot of potential that can't be realised
…		…
72	sensitive data.	87	sensitive data.
73		88
74	=back	89	=back
75		90
76	The target audience for this program is professionals and tinkerers who	91	The target audience for this program is professionals and tinkerers who
77	are rewady to invest time into learning how it works. It is not an easy	92	are ready to invest time into learning how it works. It is not an easy
78	program to use and requires patience and a good understanding of BCD data	93	program to use and requires patience and a good understanding of BCD
79	stores.	94	stores.
80		95
81		96
82	=head1 SUBCOMMANDS	97	=head1 SUBCOMMANDS
83		98
84	PCBEDIT expects a subcommand as first argument that tells it what to	99	PBCDEDIT expects a subcommand as first argument that tells it what to
85	do. The following subcommands exist:	100	do. The following subcommands exist:
86		101
87	=over	102	=over
88		103
89	=item help	104	=item C<help>
90		105
91	Displays the whole manuale page (this document).	106	Displays the whole manual page (this document).
92		107
		108	=item C<version>
		109
		110	This outputs the PBCDEDIT version, the JSON schema version it uses and the
		111	full log of changes.
		112
93	=item export F<path>	113	=item C<export> F<path>
94		114
95	Reads a BCD data store and writes a JSON representation of it to standard	115	Reads a BCD data store and writes a JSON representation of it to standard
96	output.	116	output.
97		117
98	The format of the data is explained later in this document.	118	The format of the data is explained later in this document.
99		119
100	Example: read a BCD store, modify it wiht an extenral program, write it again.	120	Example: read a BCD store, modify it with an external program, write it
		121	again.
101		122
102	pbcdedit export BCD | modify-json-somehow | pbcdedit import BCD	123	pbcdedit export BCD | modify-json-somehow | pbcdedit import BCD
103		124
104	=item import F<path>	125	=item C<import> F<path>
105		126
106	The reverse of C<export>: Reads a JSON representation of a BCD data store	127	The reverse of C<export>: Reads a JSON representation of a BCD data store
107	from standard input, and creates or replaces the given BCD data store.	128	from standard input, and creates or replaces the given BCD data store.
108		129
109	=item edit F<path> instructions...	130	=item C<edit> F<path> I<instructions...>
110		131
111	Load a BCD data store, apply some instructions to it, and save it again.	132	Load a BCD data store, apply some instructions to it, and save it again.
112		133
113	See the section L<EDITING BCD DATA STORES>, below, for more info.	134	See the section L<EDITING BCD STORES>, below, for more info.
114		135
115	=item parse F<path> instructions...	136	=item C<parse> F<path> I<instructions...>
116		137
117	Same as C<edit>, above, except it doesn't save the data store again. Can	138	Same as C<edit>, above, except it doesn't save the data store again. Can
118	be useful to extract some data from it.	139	be useful to extract some data from it.
119		140
120	=item lsblk	141	=item C<lsblk>
121		142
122	On a GNU/Linux system, you can get a list of partition device descriptors	143	On a GNU/Linux system, you can get a list of partition device descriptors
123	using this command - the external C<lsblk> command is required, as well as	144	using this command - the external C<lsblk> command is required, as well as
124	a mounted C</sys> file system.	145	a mounted C</sys> file system.
125		146
126	The output will be a list of all partitions in the system and C<partition>	147	The output will be a list of all partitions in the system and C<partition>
127	descriptors for GPT and both C<legacypartition> and C<partition>	148	descriptors for GPT and both C<legacypartition> and C<partition>
128	descritpors for MBR partitions.	149	descriptors for MBR partitions.
129		150
130	=item objects [--json]	151	=item C<objects> [C<--json>]
131		152
132	Outputs two tables: a table listing all type aliases with their hex bcd	153	Outputs two tables: a table listing all type aliases with their hex BCD
133	element ID, and all object name aliases with their GUID and default type	154	element ID, and all object name aliases with their GUID and default type
134	(if any).	155	(if any).
135		156
136	With C<--json> it prints similar information as a JSON object, for easier parsing.	157	With C<--json> it prints similar information as a JSON object, for easier parsing.
137		158
138	=item elements [--json]	159	=item C<elements> [C<--json>]
139		160
140	Outputs a table of known element aliases with their hex ID and the format	161	Outputs a table of known element aliases with their hex ID and the format
141	type.	162	type.
142		163
143	With C<--json> it prints similar information as a JSON object, for easier parsing.	164	With C<--json> it prints similar information as a JSON object, for easier parsing.
144		165
145	=item export-regf F<path>	166	=item C<export-regf> F<path>
146		167
147	This has nothing to do with BCD data stores - it takes a registry hive	168	This has nothing to do with BCD stores, but simply exposes PCBEDIT's
		169	internal registry hive reader - it takes a registry hive file as argument
148	file as argument and outputs a JSON representation of it to standard	170	and outputs a JSON representation of it to standard output.
149	output.
150		171
151	Hive versions 1.2 till 1.6 are supported.	172	Hive versions 1.2 till 1.6 are supported.
152		173
153	=item import-regf F<path>	174	=item C<import-regf> F<path>
154		175
155	The reverse of C<export-regf>: reads a JSON representation of a registry	176	The reverse of C<export-regf>: reads a JSON representation of a registry
156	hive from standard input and creates or replaces the registry hive file given as	177	hive from standard input and creates or replaces the registry hive file
157	argument.	178	given as argument.
158		179
159	The written hive will always be in a slightly modified version 1.3	180	The written hive will always be in a slightly modified version 1.3
160	format. It's not the format windows would generate, but it should be	181	format. It's not the format windows would generate, but it should be
161	understood by any conformant hive reader.	182	understood by any conformant hive reader.
162		183
163	Note that the representation chosen by PBCDEDIT currently throws away	184	Note that the representation chosen by PBCDEDIT currently throws away
164	clasname data (often used for feeble attemtps at hiding stuff by	185	classname data (often used for feeble attempts at hiding stuff by
165	Microsoft) and security descriptors, so if you write anything other than	186	Microsoft) and security descriptors, so if you write anything other than
166	a BCD hive you will most likely destroy it.	187	a BCD hive you will most likely destroy it.
167		188
168	=back	189	=back
169		190
170		191
171	=head1 BCD DATA STORE REPRESENTATION FORMAT	192	=head1 BCD STORE REPRESENTATION FORMAT
172		193
173	A BCD data store is represented as a JSON object with one special key,	194	A BCD data store is represented as a JSON object with one special key,
174	C<meta>, and one key per BCD object. That is, each BCD object becomes	195	C<meta>, and one key per BCD object. That is, each BCD object becomes
175	one key-value pair in the object, and an additional key called C<meta>	196	one key-value pair in the object, and an additional key called C<meta>
176	contains meta information.	197	contains meta information.
…		…
212	}	233	}
213		234
214	=head2 Minimal BCD to boot windows	235	=head2 Minimal BCD to boot windows
215		236
216	Experimentally I found the following BCD is the minimum required to	237	Experimentally I found the following BCD is the minimum required to
217	successfully boot any post-XP version of Windows (suitable C<device> and	238	successfully boot any post-XP version of Windows (assuming suitable
218	C<osdevice> values, of course):	239	C<device> and C<osdevice> values, of course, and assuming a BIOS boot -
		240	for UEFI, you should use F<winload.efi> instead of F<winload.exe>):
219		241
220	{	242	{
221	"{bootmgr}" : {	243	"{bootmgr}" : {
222	"resumeobject" : "{45b547a7-8ca6-4417-9eb0-a257b61f35b4}"	244	"default" : "{45b547a7-8ca6-4417-9eb0-a257b61f35b4}"
223	},	245	},
224		246
225	"{45b547a7-8ca6-4417-9eb0-a257b61f35b1}" : {	247	"{45b547a7-8ca6-4417-9eb0-a257b61f35b1}" : {
226	"type" : "application::osloader",	248	"type" : "application::osloader",
227	"description" : "Windows Boot",	249	"description" : "Windows Boot",
…		…
239	=head2 The C<meta> key	261	=head2 The C<meta> key
240		262
241	The C<meta> key is not stored in the BCD data store but is used only	263	The C<meta> key is not stored in the BCD data store but is used only
242	by PBCDEDIT. It is always generated when exporting, and importing will	264	by PBCDEDIT. It is always generated when exporting, and importing will
243	be refused when it exists and the version stored inside doesn't store	265	be refused when it exists and the version stored inside doesn't store
244	the JSON schema version of PBCDEDIT. This ensures that differemt and	266	the JSON schema version of PBCDEDIT. This ensures that different and
245	incompatible versions of PBCDEDIT will not read and misinterüret each	267	incompatible versions of PBCDEDIT will not read and misinterpret each
246	others data.	268	others data.
247		269
248	=head2 The object keys	270	=head2 The object keys
249		271
250	Every other key is a BCD object. There is usually a BCD object for the	272	Every other key is a BCD object. There is usually a BCD object for the
251	boot manager, one for every boot option and a few others that store common	273	boot manager, one for every boot option and a few others that store common
252	settings inherited by these.	274	settings inherited by these.
253		275
254	Each BCD object is represented by a GUID wrapped in curly braces. These	276	Each BCD object is represented by a GUID wrapped in curly braces. These
255	are usually random GUIDs used only to distinguish bCD objects from each	277	are usually random GUIDs used only to distinguish BCD objects from each
256	other. When adding a new boot option, you can simply generate a new GUID.	278	other. When adding a new boot option, you can simply generate a new GUID.
257		279
258	Some of these GUIDs are fixed well known GUIDs which PBCDEDIT will decode	280	Some of these GUIDs are fixed well known GUIDs which PBCDEDIT will decode
259	into human-readable strings such as C<{globalsettings}>, which is the same	281	into human-readable strings such as C<{globalsettings}>, which is the same
260	as C<{7ea2e1ac-2e61-4728-aaa3-896d9d0a9f0e}>.	282	as C<{7ea2e1ac-2e61-4728-aaa3-896d9d0a9f0e}>.
…		…
294	get a list of all BCD elements known to PBCDEDIT by running F<pbcdedit	316	get a list of all BCD elements known to PBCDEDIT by running F<pbcdedit
295	elements>.	317	elements>.
296		318
297	What was said about duplicate keys mapping to the same object is true for	319	What was said about duplicate keys mapping to the same object is true for
298	elements as well, so, again, you should always use the canonical name,	320	elements as well, so, again, you should always use the canonical name,
299	whcih is the human radable alias, if known.	321	which is the human readable alias, if known.
300		322
301	=head3 BCD element types	323	=head3 BCD element types
302		324
303	Each BCD element has a type such as I<string> or I<boolean>. This type	325	Each BCD element has a type such as I<string> or I<boolean>. This type
304	determines how the value is interpreted, and most of them are pretty easy	326	determines how the value is interpreted, and most of them are pretty easy
…		…
316	"description" : "Windows 10",	338	"description" : "Windows 10",
317	"systemroot" : "\\Windows",	339	"systemroot" : "\\Windows",
318		340
319	=item boolean	341	=item boolean
320		342
321	Almost as simnple are booleans, which represent I<true>/I<false>,	343	Almost as simple are booleans, which represent I<true>/I<false>,
322	I<on>/I<off> and similar values. In the JSON form, true is represented	344	I<on>/I<off> and similar values. In the JSON form, true is represented
323	by the number C<1>, and false is represented by the number C<0>. Other	345	by the number C<1>, and false is represented by the number C<0>. Other
324	values will be accepted, but PBCDEDIT doesn't guarantee how these are	346	values will be accepted, but PBCDEDIT doesn't guarantee how these are
325	interpreted.	347	interpreted.
326		348
…		…
332		354
333	=item integer	355	=item integer
334		356
335	Again, very simple, this is a 64 bit integer. IT can be either specified	357	Again, very simple, this is a 64 bit integer. IT can be either specified
336	as a decimal number, as a hex number (by prefixing it with C<0x>) or as a	358	as a decimal number, as a hex number (by prefixing it with C<0x>) or as a
337	binatry number (prefix C<0b>).	359	binary number (prefix C<0b>).
338		360
339	For example, the boot C<timeout> is an integer, specifying the automatic	361	For example, the boot C<timeout> is an integer, specifying the automatic
340	boot delay in seconds:	362	boot delay in seconds:
341		363
342	"timeout" : 30,	364	"timeout" : 30,
343		365
344	=item integer list	366	=item integer list
345		367
346	This is a list of 64 bit integers separated by whitespace. It is not used	368	This is a list of 64 bit integers separated by whitespace. It is not used
347	much, so here is a somewhat artificial an untested exanmple of using	369	much, so here is a somewhat artificial an untested example of using
348	C<customactions> to specify a certain custom, eh, action to be executed	370	C<customactions> to specify a certain custom, eh, action to be executed
349	when pressing C<F10> at boot:	371	when pressing C<F10> at boot:
350		372
351	"customactions" : "0x1000044000001 0x54000001",	373	"customactions" : "0x1000044000001 0x54000001",
352		374
353	=item guid	375	=item guid
354		376
355	This represents a single GUID value wrqapped in curly braces. It is used a	377	This represents a single GUID value wrapped in curly braces. It is used a
356	lot to refer from one BCD object to other one.	378	lot to refer from one BCD object to other one.
357		379
358	For example, The C<{bootmgr}> object might refer to a resume boot option	380	For example, The C<{bootmgr}> object might refer to a resume boot option
359	using C<resumeobject>:	381	using C<default>:
360		382
361	"resumeobject" : "{7ae02178-821d-11e7-8813-1c872c5f5ab0}",	383	"default" : "{7ae02178-821d-11e7-8813-1c872c5f5ab0}",
362		384
363	Human readable aliases are used and allowed.	385	Human readable aliases are used and allowed.
364		386
365	=item guid list	387	=item guid list
366		388
367	Similar to te guid type, this represents a list of such GUIDs, separated	389	Similar to the GUID type, this represents a list of such GUIDs, separated
368	by whitespace from each other.	390	by whitespace from each other.
369		391
370	For example, many BCD objects can I<inherit> elements from other BCD	392	For example, many BCD objects can I<inherit> elements from other BCD
371	objects by specifying the GUIDs of those other objects ina GUID list	393	objects by specifying the GUIDs of those other objects in a GUID list
372	called surprisingly called C<inherit>:	394	called surprisingly called C<inherit>:
373		395
374	"inherit" : "{dbgsettings} {emssettings} {badmemory}",	396	"inherit" : "{dbgsettings} {emssettings} {badmemory}",
375		397
376	This example also shows how human readable aliases can be used.	398	This example also shows how human readable aliases can be used.
…		…
385	=back	407	=back
386		408
387	=head4 The BCD "device" element type	409	=head4 The BCD "device" element type
388		410
389	Device elements specify, well, devices. They are used for such diverse	411	Device elements specify, well, devices. They are used for such diverse
390	purposes such as finding a TFTP network boot imagem serial ports or VMBUS	412	purposes such as finding a TFTP network boot image, serial ports or VMBUS
391	devices, but most commonly they are used to specify the disk (harddisk,	413	devices, but most commonly they are used to specify the disk (harddisk,
392	cdrom ramdisk, vhd...) to boot from.	414	cdrom, ramdisk, vhd...) to boot from.
393		415
394	The device element is kind of a mini-language in its own which is much	416	The device element is kind of a mini-language in its own which is much
395	more versatile then the limited windows interface to it - BCDEDIT -	417	more versatile then the limited windows interface to it - BCDEDIT -
396	reveals.	418	reveals.
397		419
…		…
400	element, so almost everything known about it had to be researched first	422	element, so almost everything known about it had to be researched first
401	in the process of writing this script, and consequently, support for BCD	423	in the process of writing this script, and consequently, support for BCD
402	device elements is partial only.	424	device elements is partial only.
403		425
404	On the other hand, the expressive power of PBCDEDIT in specifying devices	426	On the other hand, the expressive power of PBCDEDIT in specifying devices
405	is much bigger than BCDEDIT and therefore more cna be don with it. The	427	is much bigger than BCDEDIT and therefore more can be done with it. The
406	downside is that BCD device elements are much more complicated than what	428	downside is that BCD device elements are much more complicated than what
407	you might think from reading the BCDEDIT documentation.	429	you might think from reading the BCDEDIT documentation.
408		430
409	In other words, simple things are complicated, and complicated things are	431	In other words, simple things are complicated, and complicated things are
410	possible.	432	possible.
411		433
412	Anyway, the general syntax of device elements is an optional GUID,	434	Anyway, the general syntax of device elements is an optional GUID,
413	followed by a device type, optionally followed by hexdecimal flags in	435	followed by a device type, optionally followed by hexadecimal flags in
414	angle brackets, optionally followed by C<=> and a comma-separated list of	436	angle brackets, optionally followed by C<=> and a comma-separated list of
415	arguments, some of which can be (and often are) in turn devices again.	437	arguments, some of which can be (and often are) in turn devices again.
416		438
417	[{GUID}]type[<flags>][=arg,arg...]	439	[{GUID}]type[<flags>][=arg,arg...]
418		440
…		…
444	The types understood and used by PBCDEDIT are as follows (keep in mind	466	The types understood and used by PBCDEDIT are as follows (keep in mind
445	that not of all the following is necessarily supported in PBCDEDIT):	467	that not of all the following is necessarily supported in PBCDEDIT):
446		468
447	=over	469	=over
448		470
449	=item binary=hex...	471	=item C<binary=>I<hex...>
450		472
451	This type isn't actually a real BCD element type, but a fallback for those	473	This type isn't actually a real BCD element type, but a fallback for those
452	cases where PBCDEDIT can't perfectly decode a device element (except for	474	cases where PBCDEDIT can't perfectly decode a device element (except for
453	the leading GUID, which it can always decode). In such cases, it will	475	the leading GUID, which it can always decode). In such cases, it will
454	convert the device into this type with a hexdump of the element data.	476	convert the device into this type with a hexdump of the element data.
455		477
456	=item null	478	=item C<null>
457		479
458	This is another special type - sometimes, a device all zero-filled, which	480	This is another special type - sometimes, a device all zero-filled, which
459	is not valid. This can mark the absence of a device or something PBCDEDIT	481	is not valid. This can mark the absence of a device or something PBCDEDIT
460	does not understand, so it decodes it into this special "all zero" type	482	does not understand, so it decodes it into this special "all zero" type
461	called C<null>.	483	called C<null>.
462		484
463	It's most commonly found in devices that can use an optional parent	485	It's most commonly found in devices that can use an optional parent
464	device, when no parent device is used.	486	device, when no parent device is used.
465		487
466	=item boot	488	=item C<boot>
467		489
468	Another type without parameters, this refers to the device that was booted	490	Another type without parameters, this refers to the device that was booted
469	from (nowadays typically the EFI system partition).	491	from (nowadays typically the EFI system partition).
470		492
471	=item vmbus=interfacetype,interfaceinstance	493	=item C<vmbus=>I<interfacetype>,I<interfaceinstance>
472		494
473	This specifies a VMBUS device with the given interface type and interface	495	This specifies a VMBUS device with the given interface type and interface
474	instance, both of which are "naked" (no curly braces) GUIDs.	496	instance, both of which are "naked" (no curly braces) GUIDs.
475		497
476	Made-up example (couldn't find a single example on the web):	498	Made-up example (couldn't find a single example on the web):
477		499
478	vmbus=c376c1c3-d276-48d2-90a9-c04748072c60,12345678-a234-b234-c234-d2345678abcd	500	vmbus=c376c1c3-d276-48d2-90a9-c04748072c60,12345678-a234-b234-c234-d2345678abcd
479		501
480	=item partition=<parent>,devicetype,partitiontype,diskid,partitionid	502	=item C<partition=><I<parent>>,I<devicetype>,I<partitiontype>,I<diskid>,I<partitionid>
481		503
482	This designates a specific partition on a block device. C<< <parent>	504	This designates a specific partition on a block device. I<parent> is an
483	>> is an optional parent device on which to search on, and is often	505	optional parent device on which to search on, and is often C<null>. Note
484	C<null>. Note that the anfgle brackets are part of the syntax.	506	that the angle brackets around I<parent> are part of the syntax.
485		507
486	C<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,	508	I<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,
487	C<file> or C<vhd>, where the first three should be self-explaining,	509	C<file> or C<vhd>, where the first three should be self-explaining,
488	C<file> is usually used to locate a device by finding a magic file, and	510	C<file> is usually used to locate a file to be used as a disk image,
489	C<vhd> is used for virtual harddisks - F<.vhd> and F<-vhdx> files.	511	and C<vhd> is used to treat files as virtual harddisks, i.e. F<vhd> and
		512	F<vhdx> files.
490		513
491	The C<partitiontype> is either C<mbr>, C<gpt> or C<raw>, the latter being	514	The I<partitiontype> is either C<mbr>, C<gpt> or C<raw>, the latter being
492	used for devices without partitions, such as cdroms, where the "partition"	515	used for devices without partitions, such as cdroms, where the "partition"
493	is usually the whole device.	516	is usually the whole device.
494		517
495	The C<diskid> identifies the disk or device using a unique signature, and	518	The I<diskid> identifies the disk or device using a unique signature, and
496	the same is true for the C<partitionid>. How these are interpreted depends	519	the same is true for the I<partitionid>. How these are interpreted depends
497	on the C<partitiontype>:	520	on the I<partitiontype>:
498		521
499	=over	522	=over
500		523
501	=item mbr	524	=item C<mbr>
502		525
503	The C<diskid> is the 32 bit disk signature stored at offset 0x1b8 in the	526	The C<diskid> is the 32 bit disk signature stored at offset 0x1b8 in the
504	MBR, interpreted as a 32 bit unsigned little endian integer and written as	527	MBR, interpreted as a 32 bit unsigned little endian integer and written as
505	hex number. That is, the bytes C<01 02 03 04> would become C<04030201>.	528	hex number. That is, the bytes C<01 02 03 04> would become C<04030201>.
506		529
507	Diskpart (using the C<DETAIL> command) and the C<lsblk> comamnd typically	530	Diskpart (using the C<DETAIL> command) and the C<lsblk> command typically
508	found on GNU/Linux systems (using e.g. C<lsblk -o NAME,PARTUUID>) can	531	found on GNU/Linux systems (using e.g. C<lsblk -o NAME,PARTUUID>) can
509	display the disk id.	532	display the I<diskid>.
510		533
511	The C<partitionid> is the byte offset(!) of the partition counting from	534	The I<partitionid> is the byte offset(!) of the partition counting from
512	the beginning of the MBR.	535	the beginning of the MBR.
513		536
514	Example, use the partition on the harddisk with C<diskid> C<47cbc08a>	537	Example, use the partition on the harddisk with I<diskid> C<47cbc08a>
515	starting at sector C<2048> (= 1048576 / 512).	538	starting at sector C<2048> (= 1048576 / 512).
516		539
517	partition=<null>,harddisk,mbr,47cbc08a,1048576	540	partition=<null>,harddisk,mbr,47cbc08a,1048576
518		541
519	=item gpt	542	=item C<gpt>
520		543
521	The C<diskid> is the disk UUID/disk identifier GUID from the partition	544	The I<diskid> is the disk GUID/disk identifier GUID from the partition
522	table (as displayed e.g. by C<gdisk>), and the C<partitionid> is the	545	table (as displayed e.g. by F<gdisk>), and the I<partitionid> is the
523	partition unique GUID (displayed using e.g. the C<gdisk> C<i> command).	546	partition unique GUID (displayed using e.g. the F<gdisk> F<i> command).
524		547
525	Example: use the partition C<76d39e5f-ad1b-407e-9c05-c81eb83b57dd> on GPT	548	Example: use the partition C<76d39e5f-ad1b-407e-9c05-c81eb83b57dd> on GPT
526	disk C<9742e468-9206-48a0-b4e4-c4e9745a356a>.	549	disk C<9742e468-9206-48a0-b4e4-c4e9745a356a>.
527		550
528	partition=<null>,harddisk,gpt,9742e468-9206-48a0-b4e4-c4e9745a356a,76d39e5f-ad1b-407e-9c05-c81eb83b57dd	551	partition=<null>,harddisk,gpt,9742e468-9206-48a0-b4e4-c4e9745a356a,76d39e5f-ad1b-407e-9c05-c81eb83b57dd
529		552
530	=item raw	553	=item C<raw>
531		554
532	Instead of diskid and partitionid, this type only accepts a decimal disk	555	Instead of I<diskid> and I<partitionid>, this type only accepts a decimal
533	number and signifies the whole disk. BCDEDIT cannot display the resulting	556	disk number and signifies the whole disk. BCDEDIT cannot display the
534	device, and I am doubtful whether it has a useful effect.	557	resulting device, and I am doubtful whether it has a useful effect.
535		558
536	=back	559	=back
537		560
538	=item legacypartition=<parent>,devicetype,partitiontype,diskid,partitionid	561	=item C<legacypartition=><I<parent>>,I<devicetype>,I<partitiontype>,I<diskid>,I<partitionid>
539		562
540	This is exactly the same as the C<partition> type, except for a tiny	563	This is exactly the same as the C<partition> type, except for a tiny
541	detail: instead of using the partition start offset, this type uses the	564	detail: instead of using the partition start offset, this type uses the
542	partition number for MBR disks. Behaviour other partition types should be	565	partition number for MBR disks. Behaviour other partition types should be
543	the same.	566	the same.
544		567
545	The partition number starts at C<1> and skips unused partition, so if	568	The partition number starts at C<1> and skips unused partition, so if
546	there are two primary partitions and another partition inside the extended	569	there are two primary partitions and another partition inside the extended
547	partition, the primary partitions are number C<1> and C<2> and the	570	partition, the primary partitions are number C<1> and C<2> and the
548	partition inside the extended partition is number C<3>, rwegardless of any	571	partition inside the extended partition is number C<3>, regardless of any
549	gaps.	572	gaps.
550		573
551	=item locate=<parent>,locatetype,locatearg	574	=item C<locate=><I<parent>>,I<locatetype>,I<locatearg>
552		575
553	This device description will make the bootloader search for a partition	576	This device description will make the bootloader search for a partition
554	with a given path.	577	with a given path.
555		578
556	The C<< <parent> >> device is the device to search on (angle brackets are	579	The I<parent> device is the device to search on (angle brackets are
557	still part of the syntax!) If it is C<< <null> >>, then C<locate> will	580	still part of the syntax!) If it is C<null>, then C<locate> will
558	search all disks it can find.	581	search all disks it can find.
559		582
560	C<locatetype> is either C<element> or C<path>, and merely distinguishes	583	I<locatetype> is either C<element> or C<path>, and merely distinguishes
561	between two different ways to specify the path to search for: C<element>	584	between two different ways to specify the path to search for: C<element>
562	uses an element ID (either as hex or as name) as C<locatearg> and C<path>	585	uses an element ID (either as hex or as name) as I<locatearg> and C<path>
563	uses a relative path as C<locatearg>.	586	uses a relative path as I<locatearg>.
564		587
565	Example: find any partition which has the C<magicfile.xxx> path in the	588	Example: find any partition which has the F<magicfile.xxx> path in the
566	root.	589	root.
567		590
568	locate=<null>,path,\magicfile.xxx	591	locate=<null>,path,\magicfile.xxx
569		592
570	Example: find any partition which has the path specified in the	593	Example: find any partition which has the path specified in the
571	C<systemroot> element (typically C<\Windows>).	594	C<systemroot> element (typically F<\Windows>).
572		595
573	locate=<null>,element,systemroot	596	locate=<null>,element,systemroot
574		597
575	=item block=devicetype,args...	598	=item C<block=>I<devicetype>,I<args...>
576		599
577	Last not least, the most complex type, C<block>, which... specifies block	600	Last not least, the most complex type, C<block>, which... specifies block
578	devices (which could be inside a F<vhdx> file for example).	601	devices (which could be inside a F<vhdx> file for example).
579		602
580	C<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,	603	I<devicetypes> is one of C<harddisk>, C<floppy>, C<cdrom>, C<ramdisk>,
581	C<file> or C<vhd> - the same as for C<partiion=>.	604	C<file> or C<vhd> - the same as for C<partiion=>.
582		605
583	The remaining arguments change depending on the C<devicetype>:	606	The remaining arguments change depending on the I<devicetype>:
584		607
585	=over	608	=over
586		609
587	=item block=file,<parent>,path	610	=item C<block=file>,<I<parent>>,I<path>
588		611
589	Interprets the C<< <parent> >> device (typically a partition) as a	612	Interprets the I<parent> device (typically a partition) as a
590	filesystem and specifies a file path inside.	613	filesystem and specifies a file path inside.
591		614
592	=item block=vhd,<parent>	615	=item C<block=vhd>,<I<parent>>
593		616
594	Pretty much just changes the interpretation of C<< <parent> >>, which is	617	Pretty much just changes the interpretation of I<parent>, which is
595	usually a disk image (C<block=file,...)>) to be a F<vhd> or F<vhdx> file.	618	usually a disk image (C<block=file,...)>) to be a F<vhd> or F<vhdx> file.
596		619
597	=item block=ramdisk,<parent>,base,size,offset,path	620	=item C<block=ramdisk>,<I<parent>>,I<base>,I<size>,I<offset>,I<path>
598		621
599	Interprets the C<< <parent> >> device as RAM disk, using the (decimal)	622	Interprets the I<parent> device as RAM disk, using the (decimal)
600	base address, byte size and byte offset inside a file specified by	623	base address, byte size and byte offset inside a file specified by
601	C<path>. The numbers are usually all C<0> because they cna be extracted	624	I<path>. The numbers are usually all C<0> because they can be extracted
602	from the RAM disk image or other parameters.	625	from the RAM disk image or other parameters.
603		626
604	This is most commonly used to boot C<wim> images.	627	This is most commonly used to boot C<wim> images.
605		628
606	=item block=floppy,drivenum	629	=item C<block=floppy>,I<drivenum>
607		630
608	Refers to a removable drive identified by a number. BCDEDIT cannot display	631	Refers to a removable drive identified by a number. BCDEDIT cannot display
609	the resultinfg device, and it is not clear what effect it will have.	632	the resulting device, and it is not clear what effect it will have.
610		633
611	=item block=cdrom,drivenum	634	=item C<block=cdrom>,I<drivenum>
612		635
613	Pretty much the same as C<floppy> but for CD-ROMs.	636	Pretty much the same as C<floppy> but for CD-ROMs.
614		637
615	=item anything else	638	=item anything else
616		639
…		…
620		643
621	=back5 Examples	644	=back5 Examples
622		645
623	This concludes the syntax overview for device elements, but probably	646	This concludes the syntax overview for device elements, but probably
624	leaves many questions open. I can't help with most of them, as I also ave	647	leaves many questions open. I can't help with most of them, as I also ave
625	many questions, but I can walk you through some actual examples using mroe	648	many questions, but I can walk you through some actual examples using more
626	complex aspects.	649	complex aspects.
627		650
628	=item locate=<block=vhd,<block=file,<locate=<null>,path,\disk.vhdx>,\disk.vhdx>>,element,path	651	=item C<< locate=<block=vhd,<block=file,<locate=<null>,path,\disk.vhdx>,\disk.vhdx>>,element,path >>
629		652
630	Just like with C declarations, you best treat device descriptors as	653	Just like with C declarations, you best treat device descriptors as
631	instructions to find your device and work your way from the inside out:	654	instructions to find your device and work your way from the inside out:
632		655
633	locate=<null>,path,\disk.vhdx	656	locate=<null>,path,\disk.vhdx
…		…
640	Next, this takes the device locate has found and finds a file called	663	Next, this takes the device locate has found and finds a file called
641	F<\disk.vhdx> on it. This is the same file locate was using, but that is	664	F<\disk.vhdx> on it. This is the same file locate was using, but that is
642	only because we find the device using the same path as finding the disk	665	only because we find the device using the same path as finding the disk
643	image, so this is purely incidental, although quite common.	666	image, so this is purely incidental, although quite common.
644		667
645	Bext, this file will be opened as a virtual disk:	668	Next, this file will be opened as a virtual disk:
646		669
647	block=vhd,<see above>	670	block=vhd,<see above>
648		671
649	And finally, inside this disk, another C<locate> will look for a partition	672	And finally, inside this disk, another C<locate> will look for a partition
650	with a path as specified in the C<path> element, which most likely will be	673	with a path as specified in the C<path> element, which most likely will be
…		…
653	locate=<see above>,element,path	676	locate=<see above>,element,path
654		677
655	As a result, this will boot the first Windows it finds on the first	678	As a result, this will boot the first Windows it finds on the first
656	F<disk.vhdx> disk image it can find anywhere.	679	F<disk.vhdx> disk image it can find anywhere.
657		680
658	=item locate=<block=vhd,<block=file,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,\win10.vhdx>>,element,path	681	=item C<< locate=<block=vhd,<block=file,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,\win10.vhdx>>,element,path >>
659		682
660	Pretty much the same as the previous case, but witzh a bit of variance. First, look for a specific partition on	683	Pretty much the same as the previous case, but with a bit of
661	an MBR-partitioned disk:	684	variance. First, look for a specific partition on an MBR-partitioned disk:
662		685
663	partition=<null>,harddisk,mbr,47cbc08a,242643632128	686	partition=<null>,harddisk,mbr,47cbc08a,242643632128
664		687
665	Then open the file F<\win10.vhdx> on that partition:	688	Then open the file F<\win10.vhdx> on that partition:
666		689
…		…
672		695
673	And again the windows loader (or whatever is in C<path>) will be searched:	696	And again the windows loader (or whatever is in C<path>) will be searched:
674		697
675	locate=<see above>,element,path	698	locate=<see above>,element,path
676		699
677	=item {b097d2b2-bc00-11e9-8a9a-525400123456}block<1>=ramdisk,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,0,0,0,\boot.wim	700	=item C<< {b097d2b2-bc00-11e9-8a9a-525400123456}block<1>=ramdisk,<partition=<null>,harddisk,mbr,47cbc08a,242643632128>,0,0,0,\boot.wim >>
678		701
679	This is quite different. First, it starts with a GUID. This GUID belongs	702	This is quite different. First, it starts with a GUID. This GUID belongs
680	to a BCD object of type C<device>, which has additional parameters:	703	to a BCD object of type C<device>, which has additional parameters:
681		704
682	"{b097d2b2-bc00-11e9-8a9a-525400123456}" : {	705	"{b097d2b2-bc00-11e9-8a9a-525400123456}" : {
…		…
685	"ramdisksdidevice" : "partition=<null>,harddisk,mbr,47cbc08a,1048576",	708	"ramdisksdidevice" : "partition=<null>,harddisk,mbr,47cbc08a,1048576",
686	"ramdisksdipath" : "\boot.sdi"	709	"ramdisksdipath" : "\boot.sdi"
687	},	710	},
688		711
689	I will not go into many details, but this specifies a (presumably empty)	712	I will not go into many details, but this specifies a (presumably empty)
690	template ramdisk image (F<\boot.sdi>) that is used to initiaolize the	713	template ramdisk image (F<\boot.sdi>) that is used to initialize the
691	ramdisk. The F<\boot.wim> file is then extracted into it. As you cna also	714	ramdisk. The F<\boot.wim> file is then extracted into it. As you can also
692	see, this F<.sdi> file resides on a different C<partition>.	715	see, this F<.sdi> file resides on a different C<partition>.
693		716
694	Continuitn, as always, form the inside out, first this device descriptor	717	Continuing, as always, from the inside out, first this device descriptor
695	finds a specific partition:	718	finds a specific partition:
696		719
697	partition=<null>,harddisk,mbr,47cbc08a,242643632128	720	partition=<null>,harddisk,mbr,47cbc08a,242643632128
698		721
699	And then specifies a C<ramdisk> image on this partition:	722	And then specifies a C<ramdisk> image on this partition:
…		…
704	seems to be always there on this kind of entry.	727	seems to be always there on this kind of entry.
705		728
706	If you have some good examples to add here, feel free to mail me.	729	If you have some good examples to add here, feel free to mail me.
707		730
708		731
709	=head1 EDITING BCD DATA STORES	732	=head1 EDITING BCD STORES
710		733
711	The C<edit> and C<parse> subcommands allow you to read a BCD data store	734	The C<edit> and C<parse> subcommands allow you to read a BCD data store
712	and modify it or extract data from it. This is done by exyecuting a series	735	and modify it or extract data from it. This is done by executing a series
713	of "editing instructions" which are explained here.	736	of "editing instructions" which are explained here.
714		737
715	=over	738	=over
716		739
717	=item get I<object> I<element>	740	=item C<get> I<object> I<element>
718		741
719	Reads the BCD element I<element> from the BCD object I<object> and writes	742	Reads the BCD element I<element> from the BCD object I<object> and writes
720	it to standard output, followed by a newline. The I<object> can be a GUID	743	it to standard output, followed by a newline. The I<object> can be a GUID
721	or a human-readable alias, or the special string C<{default}>, which will	744	or a human-readable alias, or the special string C<{default}>, which will
722	refer to the default BCD object.	745	refer to the default BCD object.
723		746
724	Example: find description of the default BCD object.	747	Example: find description of the default BCD object.
725		748
726	pbcdedit parse BCD get "{default}" description	749	pbcdedit parse BCD get "{default}" description
727		750
728	=item set I<object> I<element> I<value>	751	=item C<set> I<object> I<element> I<value>
729		752
730	Similar to C<get>, but sets the element to the given I<value> instead.	753	Similar to C<get>, but sets the element to the given I<value> instead.
731		754
732	Example: change bootmgr default too	755	Example: change the bootmgr default too
733	C<{b097d2ad-bc00-11e9-8a9a-525400123456}>:	756	C<{b097d2ad-bc00-11e9-8a9a-525400123456}>:
734		757
735	pbcdedit edit BCD set "{bootmgr}" resumeobject "{b097d2ad-bc00-11e9-8a9a-525400123456}"	758	pbcdedit edit BCD set "{bootmgr}" default "{b097d2ad-bc00-11e9-8a9a-525400123456}"
736		759
737	=item eval I<perlcode>	760	=item C<eval> I<perlcode>
738		761
739	This takes the next argument, interprets it as Perl code and	762	This takes the next argument, interprets it as Perl code and
740	evaluates it. This allows you to do more complicated modifications or	763	evaluates it. This allows you to do more complicated modifications or
741	extractions.	764	extractions.
742		765
…		…
761	The example given for C<get>, above, could be expressed like this with	784	The example given for C<get>, above, could be expressed like this with
762	C<eval>:	785	C<eval>:
763		786
764	pbcdedit edit BCD eval 'say $BCD->{$DEFAULT}{description}'	787	pbcdedit edit BCD eval 'say $BCD->{$DEFAULT}{description}'
765		788
766	The example given for C<set> could be expresed like this:	789	The example given for C<set> could be expressed like this:
767		790
768	pbcdedit edit BCD eval '$BCD->{$DEFAULT}{resumeobject} = "{b097d2ad-bc00-11e9-8a9a-525400123456}"'	791	pbcdedit edit BCD eval '$BCD->{"{bootmgr}"{default} = "{b097d2ad-bc00-11e9-8a9a-525400123456}"'
769		792
770	=item do I<path>	793	=item C<do> I<path>
771		794
772	Similar to C<eval>, above, but instead of using the argument as perl code,	795	Similar to C<eval>, above, but instead of using the argument as perl code,
773	it loads the perl code from the given file and executes it. This makes it	796	it loads the perl code from the given file and executes it. This makes it
774	easier to write more complicated or larger programs.	797	easier to write more complicated or larger programs.
775		798
776	=back	799	=back
777		800
		801
778	=head1 SEE ALSO	802	=head1 SEE ALSO
779		803
780	For ideas on what you can do, and some introductory material, try	804	For ideas on what you can do with BCD stores in
		805	general, and some introductory material, try
781	L<http://www.mistyprojects.co.uk/documents/BCDEdit/index.html>.	806	L<http://www.mistyprojects.co.uk/documents/BCDEdit/index.html>.
782		807
783	For good reference on BCD objects and elements, see Geoff Chappels pages	808	For good reference on which BCD objects and
		809	elements exist, see Geoff Chappell's pages at
784	at L<http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm>.	810	L<http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm>.
785		811
786	=head1 AUTHOR	812	=head1 AUTHOR
787		813
788	Written by Marc A. Lehmann <pbcdedit@schmorp.de>.	814	Written by Marc A. Lehmann L<pbcdedit@schmorp.de>.
789		815
790	=head1 REPORTING BUGS	816	=head1 REPORTING BUGS
791		817
792	Bugs can be reported dorectly tt he author at L<pcbedit@schmorp.de>.	818	Bugs can be reported directly the author at L<pcbedit@schmorp.de>.
793		819
794	=head1 BUGS AND SHORTCOMINGS	820	=head1 BUGS AND SHORTCOMINGS
795		821
796	This should be a module. Of a series of modules, even.	822	This should be a module. Of a series of modules, even.
797		823
798	Registry code should preserve classname and security descriptor data, and	824	Registry code should preserve classname and security descriptor data, and
799	whatever else is necessary to read and write any registry hive file.	825	whatever else is necessary to read and write any registry hive file.
800		826
801	I am also not happy with device descriptors being strings rather than a	827	I am also not happy with device descriptors being strings rather than a
802	data structure, but strings are probably better for command line usage. In	828	data structure, but strings are probably better for command line usage. In
803	any case,. device descriptors could be converted by simply "splitting" at	829	any case, device descriptors could be converted by simply "splitting" at
804	"=" and "," into an array reference, recursively.	830	"=" and "," into an array reference, recursively.
805		831
806	=head1 HOMEPAGE	832	=head1 HOMEPAGE
807		833
808	Original versions of this program can be found at	834	Original versions of this program can be found at
…		…
815	free to change and redistribute it. There is NO WARRANTY, to the extent	841	free to change and redistribute it. There is NO WARRANTY, to the extent
816	permitted by law.	842	permitted by law.
817		843
818	=cut	844	=cut
819		845
820	BEGIN { require "common/sense.pm"; common::sense->import } # common sense is optional, but recommended	846	# common sense is optional, but recommended
		847	BEGIN { eval { require "common/sense.pm"; } && common::sense->import }
821		848
822	use Data::Dump;	849	no warnings 'portable'; # avoid 32 bit integer warnings
		850
823	use Encode ();	851	use Encode ();
824	use List::Util ();	852	use List::Util ();
825	use IO::Handle ();	853	use IO::Handle ();
826	use Time::HiRes ();	854	use Time::HiRes ();
827		855
…		…
850	or die "$path: short read\n";	878	or die "$path: short read\n";
851		879
852	$buf	880	$buf
853	}	881	}
854		882
855	# sources and resources used for this:	883	# sources and resources used for writing pbcdedit
		884	#
856	# registry:	885	# registry:
857	# https://github.com/msuhanov/regf/blob/master/Windows%20registry%20file%20format%20specification.md	886	# https://github.com/msuhanov/regf/blob/master/Windows%20registry%20file%20format%20specification.md
858	# http://amnesia.gtisc.gatech.edu/~moyix/suzibandit.ltd.uk/MSc/	887	# http://amnesia.gtisc.gatech.edu/~moyix/suzibandit.ltd.uk/MSc/
859	# bcd:	888	# bcd:
860	# http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm	889	# http://www.geoffchappell.com/notes/windows/boot/bcd/index.htm
…		…
1348	sub BCDE_FORMAT_GUID_LIST () { 0x04000000 }	1377	sub BCDE_FORMAT_GUID_LIST () { 0x04000000 }
1349	sub BCDE_FORMAT_INTEGER () { 0x05000000 }	1378	sub BCDE_FORMAT_INTEGER () { 0x05000000 }
1350	sub BCDE_FORMAT_BOOLEAN () { 0x06000000 }	1379	sub BCDE_FORMAT_BOOLEAN () { 0x06000000 }
1351	sub BCDE_FORMAT_INTEGER_LIST () { 0x07000000 }	1380	sub BCDE_FORMAT_INTEGER_LIST () { 0x07000000 }
1352		1381
1353	sub dec_device;
1354	sub enc_device;
1355
1356	sub enc_integer($) {	1382	sub enc_integer($) {
1357	no warnings 'portable'; # ugh
1358	my $value = shift;	1383	my $value = shift;
1359	$value = oct $value if $value =~ /^0[bBxX]/;	1384	$value = oct $value if $value =~ /^0[bBxX]/;
1360	unpack "H*", pack "Q<", $value	1385	unpack "H*", pack "Q<", $value
1361	}	1386	}
		1387
		1388	sub enc_device($$);
		1389	sub dec_device($$);
1362		1390
1363	our %bcde_dec = (	1391	our %bcde_dec = (
1364	BCDE_FORMAT_DEVICE , \&dec_device,	1392	BCDE_FORMAT_DEVICE , \&dec_device,
1365	# # for round-trip verification	1393	# # for round-trip verification
1366	# BCDE_FORMAT_DEVICE , sub {	1394	# BCDE_FORMAT_DEVICE , sub {
…		…
1376	BCDE_FORMAT_BOOLEAN , sub { shift eq "00" ? 0 : 1 },	1404	BCDE_FORMAT_BOOLEAN , sub { shift eq "00" ? 0 : 1 },
1377	BCDE_FORMAT_INTEGER_LIST, sub { join " ", unpack "Q*", pack "H*", shift }, # not sure if this cna be 4 bytes	1405	BCDE_FORMAT_INTEGER_LIST, sub { join " ", unpack "Q*", pack "H*", shift }, # not sure if this cna be 4 bytes
1378	);	1406	);
1379		1407
1380	our %bcde_enc = (	1408	our %bcde_enc = (
1381	BCDE_FORMAT_DEVICE , sub { binary => enc_device shift },	1409	BCDE_FORMAT_DEVICE , sub { binary => enc_device $_[0], $_[1] },
1382	BCDE_FORMAT_STRING , sub { sz => shift },	1410	BCDE_FORMAT_STRING , sub { sz => shift },
1383	BCDE_FORMAT_GUID , sub { sz => "{" . (dec_guid enc_wguid shift) . "}" },	1411	BCDE_FORMAT_GUID , sub { sz => "{" . (dec_guid enc_wguid shift) . "}" },
1384	BCDE_FORMAT_GUID_LIST , sub { multi_sz => [map "{" . (dec_guid enc_wguid $_) . "}", split /\s+/, shift ] },	1412	BCDE_FORMAT_GUID_LIST , sub { multi_sz => [map "{" . (dec_guid enc_wguid $_) . "}", split /\s+/, shift ] },
1385	BCDE_FORMAT_INTEGER , sub { binary => enc_integer shift },	1413	BCDE_FORMAT_INTEGER , sub { binary => enc_integer shift },
1386	BCDE_FORMAT_BOOLEAN , sub { binary => shift ? "01" : "00" },	1414	BCDE_FORMAT_BOOLEAN , sub { binary => shift ? "01" : "00" },
1387	BCDE_FORMAT_INTEGER_LIST, sub { binary => join "", map enc_integer $_, split /\s+/, shift },	1415	BCDE_FORMAT_INTEGER_LIST, sub { binary => join "", map enc_integer $_, split /\s+/, shift },
1388	);	1416	);
1389		1417
1390	# BCD Elements	1418	# BCD Elements
1391	our %bcde = (	1419	our %bcde_byclass = (
		1420	any => {
1392	0x11000001 => 'device',	1421	0x11000001 => 'device',
1393	0x12000002 => 'path',	1422	0x12000002 => 'path',
1394	0x12000004 => 'description',	1423	0x12000004 => 'description',
1395	0x12000005 => 'locale',	1424	0x12000005 => 'locale',
1396	0x14000006 => 'inherit',	1425	0x14000006 => 'inherit',
1397	0x15000007 => 'truncatememory',	1426	0x15000007 => 'truncatememory',
1398	0x14000008 => 'recoverysequence',	1427	0x14000008 => 'recoverysequence',
1399	0x16000009 => 'recoveryenabled',	1428	0x16000009 => 'recoveryenabled',
1400	0x1700000a => 'badmemorylist',	1429	0x1700000a => 'badmemorylist',
1401	0x1600000b => 'badmemoryaccess',	1430	0x1600000b => 'badmemoryaccess',
1402	0x1500000c => 'firstmegabytepolicy',	1431	0x1500000c => 'firstmegabytepolicy',
1403	0x1500000d => 'relocatephysical',	1432	0x1500000d => 'relocatephysical',
1404	0x1500000e => 'avoidlowmemory',	1433	0x1500000e => 'avoidlowmemory',
1405	0x1600000f => 'traditionalkseg',	1434	0x1600000f => 'traditionalkseg',
1406	0x16000010 => 'bootdebug',	1435	0x16000010 => 'bootdebug',
1407	0x15000011 => 'debugtype',	1436	0x15000011 => 'debugtype',
1408	0x15000012 => 'debugaddress',	1437	0x15000012 => 'debugaddress',
1409	0x15000013 => 'debugport',	1438	0x15000013 => 'debugport',
1410	0x15000014 => 'baudrate',	1439	0x15000014 => 'baudrate',
1411	0x15000015 => 'channel',	1440	0x15000015 => 'channel',
1412	0x12000016 => 'targetname',	1441	0x12000016 => 'targetname',
1413	0x16000017 => 'noumex',	1442	0x16000017 => 'noumex',
1414	0x15000018 => 'debugstart',	1443	0x15000018 => 'debugstart',
1415	0x12000019 => 'busparams',	1444	0x12000019 => 'busparams',
1416	0x1500001a => 'hostip',	1445	0x1500001a => 'hostip',
1417	0x1500001b => 'port',	1446	0x1500001b => 'port',
1418	0x1600001c => 'dhcp',	1447	0x1600001c => 'dhcp',
1419	0x1200001d => 'key',	1448	0x1200001d => 'key',
1420	0x1600001e => 'vm',	1449	0x1600001e => 'vm',
1421	0x16000020 => 'bootems',	1450	0x16000020 => 'bootems',
1422	0x15000022 => 'emsport',	1451	0x15000022 => 'emsport',
1423	0x15000023 => 'emsbaudrate',	1452	0x15000023 => 'emsbaudrate',
1424	0x12000030 => 'loadoptions',	1453	0x12000030 => 'loadoptions',
1425	0x16000040 => 'advancedoptions',	1454	0x16000040 => 'advancedoptions',
1426	0x16000041 => 'optionsedit',	1455	0x16000041 => 'optionsedit',
1427	0x15000042 => 'keyringaddress',	1456	0x15000042 => 'keyringaddress',
1428	0x11000043 => 'bootstatdevice',	1457	0x11000043 => 'bootstatdevice',
1429	0x12000044 => 'bootstatfilepath',	1458	0x12000044 => 'bootstatfilepath',
1430	0x16000045 => 'preservebootstat',	1459	0x16000045 => 'preservebootstat',
1431	0x16000046 => 'graphicsmodedisabled',	1460	0x16000046 => 'graphicsmodedisabled',
1432	0x15000047 => 'configaccesspolicy',	1461	0x15000047 => 'configaccesspolicy',
1433	0x16000048 => 'nointegritychecks',	1462	0x16000048 => 'nointegritychecks',
1434	0x16000049 => 'testsigning',	1463	0x16000049 => 'testsigning',
1435	0x1200004a => 'fontpath',	1464	0x1200004a => 'fontpath',
1436	0x1500004b => 'integrityservices',	1465	0x1500004b => 'integrityservices',
1437	0x1500004c => 'volumebandid',	1466	0x1500004c => 'volumebandid',
1438	0x16000050 => 'extendedinput',	1467	0x16000050 => 'extendedinput',
1439	0x15000051 => 'initialconsoleinput',	1468	0x15000051 => 'initialconsoleinput',
1440	0x15000052 => 'graphicsresolution',	1469	0x15000052 => 'graphicsresolution',
1441	0x16000053 => 'restartonfailure',	1470	0x16000053 => 'restartonfailure',
1442	0x16000054 => 'highestmode',	1471	0x16000054 => 'highestmode',
1443	0x16000060 => 'isolatedcontext',	1472	0x16000060 => 'isolatedcontext',
1444	0x15000065 => 'displaymessage',	1473	0x15000065 => 'displaymessage',
1445	0x15000066 => 'displaymessageoverride',	1474	0x15000066 => 'displaymessageoverride',
1446	0x16000068 => 'nobootuxtext',	1475	0x16000068 => 'nobootuxtext',
1447	0x16000069 => 'nobootuxprogress',	1476	0x16000069 => 'nobootuxprogress',
1448	0x1600006a => 'nobootuxfade',	1477	0x1600006a => 'nobootuxfade',
1449	0x1600006b => 'bootuxreservepooldebug',	1478	0x1600006b => 'bootuxreservepooldebug',
1450	0x1600006c => 'bootuxdisabled',	1479	0x1600006c => 'bootuxdisabled',
1451	0x1500006d => 'bootuxfadeframes',	1480	0x1500006d => 'bootuxfadeframes',
1452	0x1600006e => 'bootuxdumpstats',	1481	0x1600006e => 'bootuxdumpstats',
1453	0x1600006f => 'bootuxshowstats',	1482	0x1600006f => 'bootuxshowstats',
1454	0x16000071 => 'multibootsystem',	1483	0x16000071 => 'multibootsystem',
1455	0x16000072 => 'nokeyboard',	1484	0x16000072 => 'nokeyboard',
1456	0x15000073 => 'aliaswindowskey',	1485	0x15000073 => 'aliaswindowskey',
1457	0x16000074 => 'bootshutdowndisabled',	1486	0x16000074 => 'bootshutdowndisabled',
1458	0x15000075 => 'performancefrequency',	1487	0x15000075 => 'performancefrequency',
1459	0x15000076 => 'securebootrawpolicy',	1488	0x15000076 => 'securebootrawpolicy',
1460	0x17000077 => 'allowedinmemorysettings',	1489	0x17000077 => 'allowedinmemorysettings',
1461	0x15000079 => 'bootuxtransitiontime',	1490	0x15000079 => 'bootuxtransitiontime',
1462	0x1600007a => 'mobilegraphics',	1491	0x1600007a => 'mobilegraphics',
1463	0x1600007b => 'forcefipscrypto',	1492	0x1600007b => 'forcefipscrypto',
1464	0x1500007d => 'booterrorux',	1493	0x1500007d => 'booterrorux',
1465	0x1600007e => 'flightsigning',	1494	0x1600007e => 'flightsigning',
1466	0x1500007f => 'measuredbootlogformat',	1495	0x1500007f => 'measuredbootlogformat',
1467	0x15000080 => 'displayrotation',	1496	0x15000080 => 'displayrotation',
1468	0x15000081 => 'logcontrol',	1497	0x15000081 => 'logcontrol',
1469	0x16000082 => 'nofirmwaresync',	1498	0x16000082 => 'nofirmwaresync',
1470	0x11000084 => 'windowssyspart',	1499	0x11000084 => 'windowssyspart',
1471	0x16000087 => 'numlock',	1500	0x16000087 => 'numlock',
1472	0x22000001 => 'bpbstring',	1501	0x26000202 => 'skipffumode',
		1502	0x26000203 => 'forceffumode',
		1503	0x25000510 => 'chargethreshold',
		1504	0x26000512 => 'offmodecharging',
		1505	0x25000aaa => 'bootflow',
		1506	0x45000001 => 'devicetype',
		1507	0x42000002 => 'applicationrelativepath',
		1508	0x42000003 => 'ramdiskdevicerelativepath',
		1509	0x46000004 => 'omitosloaderelements',
		1510	0x47000006 => 'elementstomigrate',
		1511	0x46000010 => 'recoveryos',
		1512	},
		1513	bootapp => {
		1514	0x26000145 => 'enablebootdebugpolicy',
		1515	0x26000146 => 'enablebootorderclean',
		1516	0x26000147 => 'enabledeviceid',
		1517	0x26000148 => 'enableffuloader',
		1518	0x26000149 => 'enableiuloader',
		1519	0x2600014a => 'enablemassstorage',
		1520	0x2600014b => 'enablerpmbprovisioning',
		1521	0x2600014c => 'enablesecurebootpolicy',
		1522	0x2600014d => 'enablestartcharge',
		1523	0x2600014e => 'enableresettpm',
		1524	},
		1525	bootmgr => {
1473	0x24000001 => 'displayorder',	1526	0x24000001 => 'displayorder',
1474	0x21000001 => 'filedevice',
1475	0x21000001 => 'osdevice',
1476	0x25000001 => 'passcount',
1477	0x26000001 => 'pxesoftreboot',
1478	0x22000002 => 'applicationname',
1479	0x24000002 => 'bootsequence',	1527	0x24000002 => 'bootsequence',
1480	0x22000002 => 'filepath',
1481	0x22000002 => 'systemroot',
1482	0x25000002 => 'testmix',
1483	0x26000003 => 'cacheenable',
1484	0x26000003 => 'customsettings',
1485	0x23000003 => 'default',	1528	0x23000003 => 'default',
1486	0x25000003 => 'failurecount',
1487	0x23000003 => 'resumeobject',
1488	0x26000004 => 'failuresenabled',
1489	0x26000004 => 'pae',
1490	0x26000004 => 'stampdisks',
1491	0x25000004 => 'testtofail',
1492	0x25000004 => 'timeout',	1529	0x25000004 => 'timeout',
1493	0x21000005 => 'associatedosdevice',
1494	0x26000005 => 'cacheenable',
1495	0x26000005 => 'resume',	1530	0x26000005 => 'resume',
1496	0x25000005 => 'stridefailcount',
1497	0x26000006 => 'debugoptionenabled',
1498	0x25000006 => 'invcfailcount',
1499	0x23000006 => 'resumeobject',	1531	0x23000006 => 'resumeobject',
1500	0x25000007 => 'bootux',
1501	0x25000007 => 'matsfailcount',
1502	0x24000007 => 'startupsequence',	1532	0x24000007 => 'startupsequence',
1503	0x25000008 => 'bootmenupolicy',
1504	0x25000008 => 'randfailcount',
1505	0x25000009 => 'chckrfailcount',
1506	0x26000010 => 'detecthal',
1507	0x24000010 => 'toolsdisplayorder',	1533	0x24000010 => 'toolsdisplayorder',
1508	0x22000011 => 'kernel',
1509	0x22000012 => 'hal',
1510	0x22000013 => 'dbgtransport',
1511	0x26000020 => 'displaybootmenu',	1534	0x26000020 => 'displaybootmenu',
1512	0x25000020 => 'nx',
1513	0x26000021 => 'noerrordisplay',	1535	0x26000021 => 'noerrordisplay',
1514	0x25000021 => 'pae',
1515	0x21000022 => 'bcddevice',	1536	0x21000022 => 'bcddevice',
1516	0x26000022 => 'winpe',
1517	0x22000023 => 'bcdfilepath',	1537	0x22000023 => 'bcdfilepath',
1518	0x26000024 => 'hormenabled',	1538	0x26000024 => 'hormenabled',
1519	0x26000024 => 'hormenabled',
1520	0x26000024 => 'nocrashautoreboot',
1521	0x26000025 => 'hiberboot',	1539	0x26000025 => 'hiberboot',
1522	0x26000025 => 'lastknowngood',
1523	0x26000026 => 'oslnointegritychecks',
1524	0x22000026 => 'passwordoverride',	1540	0x22000026 => 'passwordoverride',
1525	0x26000027 => 'osltestsigning',
1526	0x22000027 => 'pinpassphraseoverride',	1541	0x22000027 => 'pinpassphraseoverride',
1527	0x26000028 => 'processcustomactionsfirst',	1542	0x26000028 => 'processcustomactionsfirst',
1528	0x27000030 => 'customactions',	1543	0x27000030 => 'customactions',
1529	0x26000030 => 'nolowmem',
1530	0x26000031 => 'persistbootsequence',	1544	0x26000031 => 'persistbootsequence',
1531	0x25000031 => 'removememory',
1532	0x25000032 => 'increaseuserva',
1533	0x26000032 => 'skipstartupsequence',	1545	0x26000032 => 'skipstartupsequence',
1534	0x25000033 => 'perfmem',
1535	0x22000040 => 'fverecoveryurl',	1546	0x22000040 => 'fverecoveryurl',
1536	0x26000040 => 'vga',
1537	0x22000041 => 'fverecoverymessage',	1547	0x22000041 => 'fverecoverymessage',
		1548	},
		1549	device => {
		1550	0x35000001 => 'ramdiskimageoffset',
		1551	0x35000002 => 'ramdisktftpclientport',
		1552	0x31000003 => 'ramdisksdidevice',
		1553	0x32000004 => 'ramdisksdipath',
		1554	0x35000005 => 'ramdiskimagelength',
		1555	0x36000006 => 'exportascd',
		1556	0x35000007 => 'ramdisktftpblocksize',
		1557	0x35000008 => 'ramdisktftpwindowsize',
		1558	0x36000009 => 'ramdiskmcenabled',
		1559	0x3600000a => 'ramdiskmctftpfallback',
		1560	0x3600000b => 'ramdisktftpvarwindow',
		1561	},
		1562	memdiag => {
		1563	0x25000001 => 'passcount',
		1564	0x25000002 => 'testmix',
		1565	0x25000003 => 'failurecount',
		1566	0x26000003 => 'cacheenable',
		1567	0x25000004 => 'testtofail',
		1568	0x26000004 => 'failuresenabled',
		1569	0x25000005 => 'stridefailcount',
		1570	0x26000005 => 'cacheenable',
		1571	0x25000006 => 'invcfailcount',
		1572	0x25000007 => 'matsfailcount',
		1573	0x25000008 => 'randfailcount',
		1574	0x25000009 => 'chckrfailcount',
		1575	},
		1576	ntldr => {
		1577	0x22000001 => 'bpbstring',
		1578	},
		1579	osloader => {
		1580	0x21000001 => 'osdevice',
		1581	0x22000002 => 'systemroot',
		1582	0x23000003 => 'resumeobject',
		1583	0x26000004 => 'stampdisks',
		1584	0x26000010 => 'detecthal',
		1585	0x22000011 => 'kernel',
		1586	0x22000012 => 'hal',
		1587	0x22000013 => 'dbgtransport',
		1588	0x25000020 => 'nx',
		1589	0x25000021 => 'pae',
		1590	0x26000022 => 'winpe',
		1591	0x26000024 => 'nocrashautoreboot',
		1592	0x26000025 => 'lastknowngood',
		1593	0x26000026 => 'oslnointegritychecks',
		1594	0x26000027 => 'osltestsigning',
		1595	0x26000030 => 'nolowmem',
		1596	0x25000031 => 'removememory',
		1597	0x25000032 => 'increaseuserva',
		1598	0x25000033 => 'perfmem',
		1599	0x26000040 => 'vga',
1538	0x26000041 => 'quietboot',	1600	0x26000041 => 'quietboot',
1539	0x26000042 => 'novesa',	1601	0x26000042 => 'novesa',
1540	0x26000043 => 'novga',	1602	0x26000043 => 'novga',
1541	0x25000050 => 'clustermodeaddressing',	1603	0x25000050 => 'clustermodeaddressing',
1542	0x26000051 => 'usephysicaldestination',	1604	0x26000051 => 'usephysicaldestination',
1543	0x25000052 => 'restrictapiccluster',	1605	0x25000052 => 'restrictapiccluster',
1544	0x22000053 => 'evstore',	1606	0x22000053 => 'evstore',
1545	0x26000054 => 'uselegacyapicmode',	1607	0x26000054 => 'uselegacyapicmode',
1546	0x26000060 => 'onecpu',	1608	0x26000060 => 'onecpu',
1547	0x25000061 => 'numproc',	1609	0x25000061 => 'numproc',
1548	0x26000062 => 'maxproc',	1610	0x26000062 => 'maxproc',
1549	0x25000063 => 'configflags',	1611	0x25000063 => 'configflags',
1550	0x26000064 => 'maxgroup',	1612	0x26000064 => 'maxgroup',
1551	0x26000065 => 'groupaware',	1613	0x26000065 => 'groupaware',
1552	0x25000066 => 'groupsize',	1614	0x25000066 => 'groupsize',
1553	0x26000070 => 'usefirmwarepcisettings',	1615	0x26000070 => 'usefirmwarepcisettings',
1554	0x25000071 => 'msi',	1616	0x25000071 => 'msi',
1555	0x25000072 => 'pciexpress',	1617	0x25000072 => 'pciexpress',
1556	0x25000080 => 'safeboot',	1618	0x25000080 => 'safeboot',
1557	0x26000081 => 'safebootalternateshell',	1619	0x26000081 => 'safebootalternateshell',
1558	0x26000090 => 'bootlog',	1620	0x26000090 => 'bootlog',
1559	0x26000091 => 'sos',	1621	0x26000091 => 'sos',
1560	0x260000a0 => 'debug',	1622	0x260000a0 => 'debug',
1561	0x260000a1 => 'halbreakpoint',	1623	0x260000a1 => 'halbreakpoint',
1562	0x260000a2 => 'useplatformclock',	1624	0x260000a2 => 'useplatformclock',
1563	0x260000a3 => 'forcelegacyplatform',	1625	0x260000a3 => 'forcelegacyplatform',
1564	0x260000a4 => 'useplatformtick',	1626	0x260000a4 => 'useplatformtick',
1565	0x260000a5 => 'disabledynamictick',	1627	0x260000a5 => 'disabledynamictick',
1566	0x250000a6 => 'tscsyncpolicy',	1628	0x250000a6 => 'tscsyncpolicy',
1567	0x260000b0 => 'ems',	1629	0x260000b0 => 'ems',
1568	0x250000c0 => 'forcefailure',	1630	0x250000c0 => 'forcefailure',
1569	0x250000c1 => 'driverloadfailurepolicy',	1631	0x250000c1 => 'driverloadfailurepolicy',
1570	0x250000c2 => 'bootmenupolicy',	1632	0x250000c2 => 'bootmenupolicy',
1571	0x260000c3 => 'onetimeadvancedoptions',	1633	0x260000c3 => 'onetimeadvancedoptions',
1572	0x260000c4 => 'onetimeoptionsedit',	1634	0x260000c4 => 'onetimeoptionsedit',
1573	0x250000e0 => 'bootstatuspolicy',	1635	0x250000e0 => 'bootstatuspolicy',
1574	0x260000e1 => 'disableelamdrivers',	1636	0x260000e1 => 'disableelamdrivers',
1575	0x250000f0 => 'hypervisorlaunchtype',	1637	0x250000f0 => 'hypervisorlaunchtype',
1576	0x220000f1 => 'hypervisorpath',	1638	0x220000f1 => 'hypervisorpath',
1577	0x260000f2 => 'hypervisordebug',	1639	0x260000f2 => 'hypervisordebug',
1578	0x250000f3 => 'hypervisordebugtype',	1640	0x250000f3 => 'hypervisordebugtype',
1579	0x250000f4 => 'hypervisordebugport',	1641	0x250000f4 => 'hypervisordebugport',
1580	0x250000f5 => 'hypervisorbaudrate',	1642	0x250000f5 => 'hypervisorbaudrate',
1581	0x250000f6 => 'hypervisorchannel',	1643	0x250000f6 => 'hypervisorchannel',
1582	0x250000f7 => 'bootux',	1644	0x250000f7 => 'bootux',
1583	0x260000f8 => 'hypervisordisableslat',	1645	0x260000f8 => 'hypervisordisableslat',
1584	0x220000f9 => 'hypervisorbusparams',	1646	0x220000f9 => 'hypervisorbusparams',
1585	0x250000fa => 'hypervisornumproc',	1647	0x250000fa => 'hypervisornumproc',
1586	0x250000fb => 'hypervisorrootprocpernode',	1648	0x250000fb => 'hypervisorrootprocpernode',
1587	0x260000fc => 'hypervisoruselargevtlb',	1649	0x260000fc => 'hypervisoruselargevtlb',
1588	0x250000fd => 'hypervisorhostip',	1650	0x250000fd => 'hypervisorhostip',
1589	0x250000fe => 'hypervisorhostport',	1651	0x250000fe => 'hypervisorhostport',
1590	0x250000ff => 'hypervisordebugpages',	1652	0x250000ff => 'hypervisordebugpages',
1591	0x25000100 => 'tpmbootentropy',	1653	0x25000100 => 'tpmbootentropy',
1592	0x22000110 => 'hypervisorusekey',	1654	0x22000110 => 'hypervisorusekey',
1593	0x22000112 => 'hypervisorproductskutype',	1655	0x22000112 => 'hypervisorproductskutype',
1594	0x25000113 => 'hypervisorrootproc',	1656	0x25000113 => 'hypervisorrootproc',
1595	0x26000114 => 'hypervisordhcp',	1657	0x26000114 => 'hypervisordhcp',
1596	0x25000115 => 'hypervisoriommupolicy',	1658	0x25000115 => 'hypervisoriommupolicy',
1597	0x26000116 => 'hypervisorusevapic',	1659	0x26000116 => 'hypervisorusevapic',
1598	0x22000117 => 'hypervisorloadoptions',	1660	0x22000117 => 'hypervisorloadoptions',
1599	0x25000118 => 'hypervisormsrfilterpolicy',	1661	0x25000118 => 'hypervisormsrfilterpolicy',
1600	0x25000119 => 'hypervisormmionxpolicy',	1662	0x25000119 => 'hypervisormmionxpolicy',
1601	0x2500011a => 'hypervisorschedulertype',	1663	0x2500011a => 'hypervisorschedulertype',
1602	0x25000120 => 'xsavepolicy',	1664	0x25000120 => 'xsavepolicy',
1603	0x25000121 => 'xsaveaddfeature0',	1665	0x25000121 => 'xsaveaddfeature0',
1604	0x25000122 => 'xsaveaddfeature1',	1666	0x25000122 => 'xsaveaddfeature1',
1605	0x25000123 => 'xsaveaddfeature2',	1667	0x25000123 => 'xsaveaddfeature2',
1606	0x25000124 => 'xsaveaddfeature3',	1668	0x25000124 => 'xsaveaddfeature3',
1607	0x25000125 => 'xsaveaddfeature4',	1669	0x25000125 => 'xsaveaddfeature4',
1608	0x25000126 => 'xsaveaddfeature5',	1670	0x25000126 => 'xsaveaddfeature5',
1609	0x25000127 => 'xsaveaddfeature6',	1671	0x25000127 => 'xsaveaddfeature6',
1610	0x25000128 => 'xsaveaddfeature7',	1672	0x25000128 => 'xsaveaddfeature7',
1611	0x25000129 => 'xsaveremovefeature',	1673	0x25000129 => 'xsaveremovefeature',
1612	0x2500012a => 'xsaveprocessorsmask',	1674	0x2500012a => 'xsaveprocessorsmask',
1613	0x2500012b => 'xsavedisable',	1675	0x2500012b => 'xsavedisable',
1614	0x2500012c => 'kerneldebugtype',	1676	0x2500012c => 'kerneldebugtype',
1615	0x2200012d => 'kernelbusparams',	1677	0x2200012d => 'kernelbusparams',
1616	0x2500012e => 'kerneldebugaddress',	1678	0x2500012e => 'kerneldebugaddress',
1617	0x2500012f => 'kerneldebugport',	1679	0x2500012f => 'kerneldebugport',
1618	0x25000130 => 'claimedtpmcounter',	1680	0x25000130 => 'claimedtpmcounter',
1619	0x25000131 => 'kernelchannel',	1681	0x25000131 => 'kernelchannel',
1620	0x22000132 => 'kerneltargetname',	1682	0x22000132 => 'kerneltargetname',
1621	0x25000133 => 'kernelhostip',	1683	0x25000133 => 'kernelhostip',
1622	0x25000134 => 'kernelport',	1684	0x25000134 => 'kernelport',
1623	0x26000135 => 'kerneldhcp',	1685	0x26000135 => 'kerneldhcp',
1624	0x22000136 => 'kernelkey',	1686	0x22000136 => 'kernelkey',
1625	0x22000137 => 'imchivename',	1687	0x22000137 => 'imchivename',
1626	0x21000138 => 'imcdevice',	1688	0x21000138 => 'imcdevice',
1627	0x25000139 => 'kernelbaudrate',	1689	0x25000139 => 'kernelbaudrate',
1628	0x22000140 => 'mfgmode',	1690	0x22000140 => 'mfgmode',
1629	0x26000141 => 'event',	1691	0x26000141 => 'event',
1630	0x25000142 => 'vsmlaunchtype',	1692	0x25000142 => 'vsmlaunchtype',
1631	0x25000144 => 'hypervisorenforcedcodeintegrity',	1693	0x25000144 => 'hypervisorenforcedcodeintegrity',
1632	0x26000145 => 'enablebootdebugpolicy',
1633	0x26000146 => 'enablebootorderclean',
1634	0x26000147 => 'enabledeviceid',
1635	0x26000148 => 'enableffuloader',
1636	0x26000149 => 'enableiuloader',
1637	0x2600014a => 'enablemassstorage',
1638	0x2600014b => 'enablerpmbprovisioning',
1639	0x2600014c => 'enablesecurebootpolicy',
1640	0x2600014d => 'enablestartcharge',
1641	0x2600014e => 'enableresettpm',
1642	0x21000150 => 'systemdatadevice',	1694	0x21000150 => 'systemdatadevice',
1643	0x21000151 => 'osarcdevice',	1695	0x21000151 => 'osarcdevice',
1644	0x21000153 => 'osdatadevice',	1696	0x21000153 => 'osdatadevice',
1645	0x21000154 => 'bspdevice',	1697	0x21000154 => 'bspdevice',
1646	0x21000155 => 'bspfilepath',	1698	0x21000155 => 'bspfilepath',
1647	0x26000202 => 'skipffumode',	1699	},
1648	0x26000203 => 'forceffumode',	1700	resume => {
1649	0x25000510 => 'chargethreshold',	1701	0x21000001 => 'filedevice',
1650	0x26000512 => 'offmodecharging',	1702	0x22000002 => 'filepath',
1651	0x25000aaa => 'bootflow',	1703	0x26000003 => 'customsettings',
1652	0x35000001 => 'ramdiskimageoffset',	1704	0x26000004 => 'pae',
1653	0x35000002 => 'ramdisktftpclientport',	1705	0x21000005 => 'associatedosdevice',
1654	0x31000003 => 'ramdisksdidevice',	1706	0x26000006 => 'debugoptionenabled',
1655	0x32000004 => 'ramdisksdipath',	1707	0x25000007 => 'bootux',
1656	0x35000005 => 'ramdiskimagelength',	1708	0x25000008 => 'bootmenupolicy',
1657	0x36000006 => 'exportascd',	1709	0x26000024 => 'hormenabled',
1658	0x35000007 => 'ramdisktftpblocksize',	1710	},
1659	0x35000008 => 'ramdisktftpwindowsize',	1711	startup => {
1660	0x36000009 => 'ramdiskmcenabled',	1712	0x26000001 => 'pxesoftreboot',
1661	0x3600000a => 'ramdiskmctftpfallback',	1713	0x22000002 => 'applicationname',
1662	0x3600000b => 'ramdisktftpvarwindow',	1714	},
1663	0x45000001 => 'devicetype',
1664	0x42000002 => 'applicationrelativepath',
1665	0x42000003 => 'ramdiskdevicerelativepath',
1666	0x46000004 => 'omitosloaderelements',
1667	0x47000006 => 'elementstomigrate',
1668	0x46000010 => 'recoveryos',
1669	);	1715	);
1670		1716
1671	our %rbcde = reverse %bcde;	1717	# mask, value => class
		1718	our @bcde_typeclass = (
		1719	[0x00000000, 0x00000000, 'any'],
		1720	[0xf00fffff, 0x1000000a, 'bootapp'],
		1721	[0xf0ffffff, 0x2020000a, 'bootapp'],
		1722	[0xf00fffff, 0x10000001, 'bootmgr'],
		1723	[0xf00fffff, 0x10000002, 'bootmgr'],
		1724	[0xf0ffffff, 0x20200001, 'bootmgr'],
		1725	[0xf0ffffff, 0x20200002, 'bootmgr'],
		1726	[0xf0f00000, 0x20300000, 'device'],
		1727	[0xf0000000, 0x30000000, 'device'],
		1728	[0xf00fffff, 0x10000005, 'memdiag'],
		1729	[0xf0ffffff, 0x20200005, 'memdiag'],
		1730	[0xf00fffff, 0x10000006, 'ntldr'],
		1731	[0xf00fffff, 0x10000007, 'ntldr'],
		1732	[0xf0ffffff, 0x20200006, 'ntldr'],
		1733	[0xf0ffffff, 0x20200007, 'ntldr'],
		1734	[0xf00fffff, 0x10000003, 'osloader'],
		1735	[0xf0ffffff, 0x20200003, 'osloader'],
		1736	[0xf00fffff, 0x10000004, 'resume'],
		1737	[0xf0ffffff, 0x20200004, 'resume'],
		1738	[0xf00fffff, 0x10000009, 'startup'],
		1739	[0xf0ffffff, 0x20200009, 'startup'],
		1740	);
1672		1741
		1742	our %rbcde_byclass;
		1743
		1744	while (my ($k, $v) = each %bcde_byclass) {
		1745	$rbcde_byclass{$k} = { reverse %$v };
		1746	}
		1747
		1748	# decodes (numerical elem, type) to name
1673	sub dec_bcde_id($) {	1749	sub dec_bcde_id($$) {
		1750	for my $class (@bcde_typeclass) {
		1751	if (($_[1] & $class->[0]) == $class->[1]) {
		1752	if (my $id = $bcde_byclass{$class->[2]}{$_[0]}) {
		1753	return $id;
		1754	}
		1755	}
		1756	}
		1757
1674	$bcde{$_[0]} // sprintf "custom:%08x", $_[0]	1758	sprintf "custom:%08x", $_[0]
1675	}	1759	}
1676		1760
		1761	# encodes (elem as name, type)
1677	sub enc_bcde_id($) {	1762	sub enc_bcde_id($$) {
1678	$_[0] =~ /^custom:([0-9a-fA-F]{8}$)/	1763	$_[0] =~ /^custom:(?:0x)?([0-9a-fA-F]{8}$)/
1679	? hex $1	1764	and return hex $1;
1680	: $rbcde{$_[0]}	1765
		1766	for my $class (@bcde_typeclass) {
		1767	if (($_[1] & $class->[0]) == $class->[1]) {
		1768	if (my $value = $rbcde_byclass{$class->[2]}{$_[0]}) {
		1769	return $value;
		1770	}
		1771	}
		1772	}
		1773
		1774	undef
1681	}	1775	}
1682		1776
1683	# decode/encode bcd device element - the horror, no documentaion	1777	# decode/encode bcd device element - the horror, no documentaion
1684	# whatsoever, supercomplex, superinconsistent.	1778	# whatsoever, supercomplex, superinconsistent.
1685		1779
…		…
1689		1783
1690	our $NULL_DEVICE = "\x00" x 16;	1784	our $NULL_DEVICE = "\x00" x 16;
1691		1785
1692	# biggest bitch to decode, ever	1786	# biggest bitch to decode, ever
1693	# this decoded a device portion after the GUID	1787	# this decoded a device portion after the GUID
1694	sub dec_device_($);	1788	sub dec_device_($$);
1695	sub dec_device_($) {	1789	sub dec_device_($$) {
1696	my ($device) = @_;	1790	my ($device, $type) = @_;
1697		1791
1698	my $res;	1792	my $res;
1699		1793
1700	my ($type, $flags, $length, $pad) = unpack "VVVV", substr $device, 0, 4 * 4, "";	1794	my ($type, $flags, $length, $pad) = unpack "VVVV", substr $device, 0, 4 * 4, "";
1701		1795
…		…
1746		1840
1747	my $partid = $parttype eq "gpt" ? dec_guid $partdata	1841	my $partid = $parttype eq "gpt" ? dec_guid $partdata
1748	: $type eq "partition" ? unpack "Q<", $partdata # byte offset to partition start	1842	: $type eq "partition" ? unpack "Q<", $partdata # byte offset to partition start
1749	: unpack "L<", $partdata; # partition number, one-based	1843	: unpack "L<", $partdata; # partition number, one-based
1750		1844
1751	(my $parent, $device) = dec_device_ $device;	1845	(my $parent, $device) = dec_device_ $device, $type;
1752		1846
1753	$res .= "=";	1847	$res .= "=";
1754	$res .= "<$parent>";	1848	$res .= "<$parent>";
1755	$res .= ",$blocktype,$parttype,$diskid,$partid";	1849	$res .= ",$blocktype,$parttype,$diskid,$partid";
1756		1850
…		…
1776	or die "unsupported file descriptor version '$fver'\n";	1870	or die "unsupported file descriptor version '$fver'\n";
1777		1871
1778	$ftype == 5	1872	$ftype == 5
1779	or die "unsupported file descriptor path type '$type'\n";	1873	or die "unsupported file descriptor path type '$type'\n";
1780		1874
1781	(my $parent, $path) = dec_device_ $path;	1875	(my $parent, $path) = dec_device_ $path, $type;
1782		1876
1783	$path = $dec_path->($path, "file device without path");	1877	$path = $dec_path->($path, "file device without path");
1784		1878
1785	($parent, $path)	1879	($parent, $path)
1786	};	1880	};
…		…
1792		1886
1793	} elsif ($blocktype eq "vhd") {	1887	} elsif ($blocktype eq "vhd") {
1794	$device =~ s/^\x00{20}//s	1888	$device =~ s/^\x00{20}//s
1795	or die "virtualdisk has non-zero fields I don't understand\n";	1889	or die "virtualdisk has non-zero fields I don't understand\n";
1796		1890
1797	(my $parent, $device) = dec_device_ $device;	1891	(my $parent, $device) = dec_device_ $device, $type;
1798		1892
1799	$res .= "=vhd,<$parent>";	1893	$res .= "=vhd,<$parent>";
1800		1894
1801	} elsif ($blocktype eq "ramdisk") {	1895	} elsif ($blocktype eq "ramdisk") {
1802	my ($base, $size, $offset) = unpack "Q< Q< L<", substr $device, 0, 8 + 8 + 4, "";	1896	my ($base, $size, $offset) = unpack "Q< Q< L<", substr $device, 0, 8 + 8 + 4, "";
…		…
1815	my ($mode, $elem, $parent) = unpack "VVV", substr $device, 0, 4 * 3, "";	1909	my ($mode, $elem, $parent) = unpack "VVV", substr $device, 0, 4 * 3, "";
1816		1910
1817	if ($parent) {	1911	if ($parent) {
1818	# not sure why this is an offset - it must come after the path	1912	# not sure why this is an offset - it must come after the path
1819	$parent = substr $device, $parent - 4 * 3 - 4 * 4, 1e9, "";	1913	$parent = substr $device, $parent - 4 * 3 - 4 * 4, 1e9, "";
1820	($parent, my $tail) = dec_device_ $parent;	1914	($parent, my $tail) = dec_device_ $parent, $type;
1821	0 == length $tail	1915	0 == length $tail
1822	or die "trailing data after locate device parent\n";	1916	or die "trailing data after locate device parent\n";
1823	} else {	1917	} else {
1824	$parent = "null";	1918	$parent = "null";
1825	}	1919	}
…		…
1831		1925
1832	if ($mode == 0) { # "Element"	1926	if ($mode == 0) { # "Element"
1833	!length $path	1927	!length $path
1834	or die "device locate mode 0 having non-empty path ($mode, $elem, $path)\n";	1928	or die "device locate mode 0 having non-empty path ($mode, $elem, $path)\n";
1835		1929
1836	$elem = dec_bcde_id $elem;	1930	$elem = dec_bcde_id $elem, $type;
1837	$res .= "element,$elem";	1931	$res .= "element,$elem";
1838		1932
1839	} elsif ($mode == 1) { # "String"	1933	} elsif ($mode == 1) { # "String"
1840	!$elem	1934	!$elem
1841	or die "device locate mode 1 having non-zero element\n";	1935	or die "device locate mode 1 having non-zero element\n";
…		…
1866		1960
1867	($res, $tail)	1961	($res, $tail)
1868	}	1962	}
1869		1963
1870	# decode a full binary BCD device descriptor	1964	# decode a full binary BCD device descriptor
1871	sub dec_device($) {	1965	sub dec_device($$) {
1872	my ($device) = @_;	1966	my ($device, $type) = @_;
1873		1967
1874	$device = pack "H*", $device;	1968	$device = pack "H*", $device;
1875		1969
1876	my $guid = dec_guid substr $device, 0, 16, "";	1970	my $guid = dec_guid substr $device, 0, 16, "";
1877	$guid = $guid eq "00000000-0000-0000-0000-000000000000"	1971	$guid = $guid eq "00000000-0000-0000-0000-000000000000"
1878	? "" : "{$guid}";	1972	? "" : "{$guid}";
1879		1973
1880	eval {	1974	eval {
1881	my ($dev, $tail) = dec_device_ $device;	1975	my ($dev, $tail) = dec_device_ $device, $type;
1882		1976
1883	$tail eq ""	1977	$tail eq ""
1884	or die "unsupported trailing data after device descriptor\n";	1978	or die "unsupported trailing data after device descriptor\n";
1885		1979
1886	"$guid$dev"	1980	"$guid$dev"
…		…
1898		1992
1899	undef	1993	undef
1900	}	1994	}
1901		1995
1902	# encode the device portion after the GUID	1996	# encode the device portion after the GUID
1903	sub enc_device_;	1997	sub enc_device_($$);
1904	sub enc_device_ {	1998	sub enc_device_($$) {
1905	my ($device) = @_;	1999	my ($device, $type) = @_;
1906		2000
1907	my $enc_path = sub {	2001	my $enc_path = sub {
1908	my $path = shift;	2002	my $path = shift;
1909	$path =~ s/\//\\/g;	2003	$path =~ s/\//\\/g;
1910	(Encode::encode "UTF-16LE", $path) . "\x00\x00"	2004	(Encode::encode "UTF-16LE", $path) . "\x00\x00"
…		…
1928		2022
1929	my $parse_parent = sub {	2023	my $parse_parent = sub {
1930	my $parent;	2024	my $parent;
1931		2025
1932	if (s/^<//) {	2026	if (s/^<//) {
1933	($parent, $_) = enc_device_ $_;	2027	($parent, $_) = enc_device_ $_, $type;
1934	s/^>//	2028	s/^>//
1935	or die "$device: syntax error: parent device not followed by '>'\n";	2029	or die "$device: syntax error: parent device not followed by '>'\n";
1936	} else {	2030	} else {
1937	$parent = $NULL_DEVICE;	2031	$parent = $NULL_DEVICE;
1938	}	2032	}
…		…
2026		2120
2027	s/^,//	2121	s/^,//
2028	or die "$_: missing comma after locate parent device\n";	2122	or die "$_: missing comma after locate parent device\n";
2029		2123
2030	if (s/^element,//) {	2124	if (s/^element,//) {
2031	s/^([0-9a-z]+)//i	2125	s/^([0-9a-z:]+)//i
2032	or die "$_ locate element must be either name or 8-digit hex id\n";	2126	or die "$_ locate element must be either name or 8-digit hex id\n";
2033	$elem = enc_bcde_id $1;	2127	$elem = enc_bcde_id $1, $type;
2034	$mode = 0;	2128	$mode = 0;
2035	$path = $enc_path->("");	2129	$path = $enc_path->("");
2036		2130
2037	} elsif (s/^path,//) {	2131	} elsif (s/^path,//) {
2038	$mode = 1;	2132	$mode = 1;
…		…
2117	);	2211	);
2118	}	2212	}
2119	}	2213	}
2120		2214
2121	# encode a full binary BCD device descriptor	2215	# encode a full binary BCD device descriptor
2122	sub enc_device {	2216	sub enc_device($$) {
2123	my ($device) = @_;	2217	my ($device, $type) = @_;
2124		2218
2125	my $guid = "\x00" x 16;	2219	my $guid = "\x00" x 16;
2126		2220
2127	if ($device =~ s/^\{([A-Za-z0-9\-]+)\}//) {	2221	if ($device =~ s/^\{([A-Za-z0-9\-]+)\}//) {
2128	$guid = enc_guid $1	2222	$guid = enc_guid $1
2129	or die "$device: does not start with valid guid\n";	2223	or die "$device: does not start with valid guid\n";
2130	}	2224	}
2131		2225
2132	my ($descriptor, $tail) = enc_device_ $device;	2226	my ($descriptor, $tail) = enc_device_ $device, $type;
2133		2227
2134	length $tail	2228	length $tail
2135	and die "$device: garbage after device descriptor\n";	2229	and die "$device: garbage after device descriptor\n";
2136		2230
2137	unpack "H*", $guid . $descriptor	2231	unpack "H*", $guid . $descriptor
…		…
2152	$k = $bcd_objects{$k} // $k;	2246	$k = $bcd_objects{$k} // $k;
2153		2247
2154	my $type = $v->{Description}[0]{Type}[1];	2248	my $type = $v->{Description}[0]{Type}[1];
2155		2249
2156	if ($type != $bcd_object_types{$k}) {	2250	if ($type != $bcd_object_types{$k}) {
2157	$type = $bcd_types{$type} // sprintf "0x%08x", $type;	2251	$kv{type} = $bcd_types{$type} // sprintf "0x%08x", $type;
2158	$kv{type} = $type;
2159	}	2252	}
2160		2253
2161	my $elems = $v->{Elements}[1];	2254	my $elems = $v->{Elements}[1];
2162		2255
2163	while (my ($k, $v) = each %$elems) {	2256	while (my ($k, $v) = each %$elems) {
2164	my $k = hex $k;	2257	my $k = hex $k;
2165		2258
2166	my $v = $bcde_dec{$k & BCDE_FORMAT}->($v->[0]{Element}[1]);	2259	my $v = $bcde_dec{$k & BCDE_FORMAT}->($v->[0]{Element}[1], $type);
2167	my $k = dec_bcde_id $k;	2260	my $k = dec_bcde_id $k, $type;
2168		2261
2169	$kv{$k} = $v;	2262	$kv{$k} = $v;
2170	}	2263	}
2171		2264
2172	$bcd{$k} = \%kv;	2265	$bcd{$k} = \%kv;
…		…
2213	my %elem;	2306	my %elem;
2214		2307
2215	while (my ($k, $v) = each %$v) {	2308	while (my ($k, $v) = each %$v) {
2216	next if $k eq "type";	2309	next if $k eq "type";
2217		2310
2218	$k = (enc_bcde_id $k) // die "$k: invalid bcde element name or id\n";	2311	$k = (enc_bcde_id $k, $type) // die "$k: invalid bcde element name or id\n";
2219	$elem{sprintf "%08x", $k} = [{	2312	$elem{sprintf "%08x", $k} = [{
2220	Element => [ ($bcde_enc{$k & BCDE_FORMAT} // die "$k: unable to encode unknown bcd element type}")->($v)]	2313	Element => [ ($bcde_enc{$k & BCDE_FORMAT} // die "$k: unable to encode unknown bcd element type}")->($v)]
2221	}];	2314	}];
2222	}	2315	}
2223		2316
…		…
2239	Objects => [undef, \%objects],	2332	Objects => [undef, \%objects],
2240	}]]	2333	}]]
2241	}	2334	}
2242		2335
2243	#############################################################################	2336	#############################################################################
		2337	# edit instructions
2244		2338
2245	sub bcd_edit_eval {	2339	sub bcd_edit_eval {
2246	package pbcdedit;	2340	package pbcdedit;
2247		2341
2248	our ($PATH, $BCD, $DEFAULT);	2342	our ($PATH, $BCD, $DEFAULT);
…		…
2252	}	2346	}
2253		2347
2254	sub bcd_edit {	2348	sub bcd_edit {
2255	my ($path, $bcd, @insns) = @_;	2349	my ($path, $bcd, @insns) = @_;
2256		2350
2257	my $default = $bcd->{"{bootmgr}"}{resumeobject};	2351	my $default = $bcd->{"{bootmgr}"}{default};
2258		2352
2259	# prepare "officially visible" variables	2353	# prepare "officially visible" variables
2260	local $pbcdedit::PATH = $path;	2354	local $pbcdedit::PATH = $path;
2261	local $pbcdedit::BCD = $bcd;	2355	local $pbcdedit::BCD = $bcd;
2262	local $pbcdedit::DEFAULT = $default;	2356	local $pbcdedit::DEFAULT = $default;
…		…
2266		2360
2267	if ($insn eq "get") {	2361	if ($insn eq "get") {
2268	my $object = shift @insns;	2362	my $object = shift @insns;
2269	my $elem = shift @insns;	2363	my $elem = shift @insns;
2270		2364
2271	$object = $default if $object eq "{default}";	2365	$object = $object eq "{default}" ? $default : dec_wguid enc_wguid $object;
2272		2366
2273	print $bcd->{$object}{$elem}, "\n";	2367	print $bcd->{$object}{$elem}, "\n";
2274		2368
2275	} elsif ($insn eq "set") {	2369	} elsif ($insn eq "set") {
2276	my $object = shift @insns;	2370	my $object = shift @insns;
2277	my $elem = shift @insns;	2371	my $elem = shift @insns;
2278	my $value = shift @insns;	2372	my $value = shift @insns;
2279		2373
2280	$object = $default if $object eq "{default}";	2374	$object = $object eq "{default}" ? $default : dec_wguid enc_wguid $object;
2281		2375
2282	$bcd->{$object}{$elem} = $value;	2376	$bcd->{$object}{$elem} = $value;
2283		2377
2284	} elsif ($insn eq "eval") {	2378	} elsif ($insn eq "eval") {
2285	bcd_edit_eval shift @insns;	2379	my $perl = shift @insns;
		2380	bcd_edit_eval "#line 1 'eval'\n$perl";
2286		2381
2287	} elsif ($insn eq "do") {	2382	} elsif ($insn eq "do") {
2288	my $path = shift @insns;	2383	my $path = shift @insns;
2289	my $file = file_load $path;	2384	my $file = file_load $path;
2290	bcd_edit_eval "#line 1 '$path'\n$file";	2385	bcd_edit_eval "#line 1 '$path'\n$file";
…		…
2295	}	2390	}
2296		2391
2297	}	2392	}
2298		2393
2299	#############################################################################	2394	#############################################################################
		2395	# command line parser
2300		2396
2301	# json to stdout	2397	# json to stdout
2302	sub prjson($) {	2398	sub prjson($) {
2303	print $json_coder->encode ($_[0]);	2399	print $json_coder->encode ($_[0]);
2304	}	2400	}
…		…
2343		2439
2344	print "\n";	2440	print "\n";
2345		2441
2346	printf "%-39s %-23s %s\n", "Object GUID", "Alias", "(Hex) Default Type";	2442	printf "%-39s %-23s %s\n", "Object GUID", "Alias", "(Hex) Default Type";
2347	for my $name (sort keys %rbcd_objects) {	2443	for my $name (sort keys %rbcd_objects) {
2348	my $guid = $rbcd_objects{$name};	2444	my $guid = $rbcd_objects{$name};
2349	my $type = $bcd_object_types{$name};	2445	my $type = $bcd_object_types{$name};
2350	my $tname = $bcd_types{$type};	2446	my $tname = $bcd_types{$type};
2351		2447
2352	$type = $type ? sprintf "(%08x) %s", $type, $tname : "-";	2448	$type = $type ? sprintf "(%08x) %s", $type, $tname : "-";
2353		2449
2354	printf "%-39s %-23s %s\n", $guid, $name, $type;	2450	printf "%-39s %-23s %s\n", $guid, $name, $type;
…		…
2368	BCDE_FORMAT_GUID_LIST , "guid list",	2464	BCDE_FORMAT_GUID_LIST , "guid list",
2369	BCDE_FORMAT_INTEGER , "integer",	2465	BCDE_FORMAT_INTEGER , "integer",
2370	BCDE_FORMAT_BOOLEAN , "boolean",	2466	BCDE_FORMAT_BOOLEAN , "boolean",
2371	BCDE_FORMAT_INTEGER_LIST, "integer list",	2467	BCDE_FORMAT_INTEGER_LIST, "integer list",
2372	);	2468	);
2373	my %rbcde = reverse %bcde;
2374	$_ = sprintf "%08x", $_ for values %rbcde;
2375		2469
2376	my %element;	2470	my %element;
2377		2471
		2472	for my $class (sort keys %rbcde_byclass) {
		2473	my $rbcde = $rbcde_byclass{$class};
		2474
2378	unless ($json) {	2475	unless ($json) {
2379	print "\n";	2476	print "\n";
		2477	printf "Elements applicable to class(es): $class\n";
2380	printf "%-9s %-12s %s\n", "Element", "Format", "Name Alias";	2478	printf "%-9s %-12s %s\n", "Element", "Format", "Name Alias";
2381	}	2479	}
2382	for my $name (sort keys %rbcde) {	2480	for my $name (sort keys %$rbcde) {
2383	my $id = $rbcde{$name};	2481	my $id = $rbcde->{$name};
2384	my $format = $format_name{(hex $id) & BCDE_FORMAT};	2482	my $format = $format_name{$id & BCDE_FORMAT};
		2483	$id = sprintf "%08x", $id;
2385		2484
2386	if ($json) {	2485	if ($json) {
2387	$element{$id} = [$format, $name];	2486	$element{$id} = [$class, $format, $name];
2388	} else {	2487	} else {
2389	printf "%-9s %-12s %s\n", $id, $format, $name;	2488	printf "%-9s %-12s %s\n", $id, $format, $name;
		2489	}
2390	}	2490	}
2391	}	2491	}
2392	print "\n" unless $json;	2492	print "\n" unless $json;
2393		2493
2394	prjson {	2494	prjson {
2395	version => $JSON_VERSION,	2495	version => $JSON_VERSION,
2396	element => \%element,	2496	element => \%element,
		2497	class => \@bcde_typeclass,
2397	} if $json;	2498	} if $json;
2398		2499
2399	},	2500	},
2400		2501
2401	export => sub {	2502	export => sub {
…		…
2453	}	2554	}
2454	}	2555	}
2455	}	2556	}
2456	}	2557	}
2457	},	2558	},
		2559
		2560	version => sub {
		2561	print "\n",
		2562	"PBCDEDIT version $VERSION, copyright 2019 Marc A. Lehmann <pbcdedit\@schmorp.de>.\n",
		2563	"JSON schema version: $JSON_VERSION\n",
		2564	"Licensed under the GNU General Public License Version 3.0, or any later version.\n",
		2565	"\n",
		2566	$CHANGELOG,
		2567	"\n";
		2568	},
2458	);	2569	);
2459		2570
2460	my $cmd = shift;	2571	my $cmd = shift;
2461		2572
2462	unless (exists $CMD{$cmd}) {	2573	unless (exists $CMD{$cmd}) {

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